Talamex Marine Boat Seat Swivel Mount Base with Lock 360 Degree Rotating Turntable Fishing Cruiser

Swivel seat base coated with lock, can be turned in 12 positions of 30° each
Swivel seat base coated 360° with lock
The seat plate can be in turned and locked in 12 positions of 30° each
Length of the lock handle outside of the base is 150 mm
L x W x H 175 mm x 175 mm x 25 mm
Bolt pattern is, 4 x 175 mm ~ 210 mm